Adams Rite MS-1891-4026-628 Lockset for 1-1/2" Backset in Clear Anodized
SKU
MS-1891-4026-628
Model No
MS-1891-4026-628
$177.00
Product Highlights
- Clear Anodized finish
- Cylinder Backset: 1-1/2"
- Case is made of stainless steel with corrosion-resistant plating that measures 1" x 7-3/8" x depth (depth varies by backset)
- Standard Stile Lip length
- Radius faceplate measures 1" x 6-7/8"

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The MS-1891-4026-628 from Adams Rite is a top-of-the-line lockset designed for 1-1/2" backset installations, featuring a durable clear anodized finish. This sophisticated lockset combines maximum security and ease of use, providing after-hours security alongside convenient traffic control functionality. Its unique operating mechanism allows for seamless deadlocking and latch retraction, ensuring optimal safety for any business environment.
Adams Rite MS-1891-4026-628 Lockset Features
- Clear Anodized finish: Offers enhanced durability and resistance to wear, ensuring longevity and a modern aesthetic.
- Cylinder Backset: 1-1/2": Designed specifically for easy installation on standard backset doors, ensuring a perfect fit.
- Corrosion-resistant stainless steel case: Measures 1" x 7-3/8" with varying depth, providing robust protection against corrosion and increasing the lifespan of the lock.
- Standard Stile Lip length: Ensures compatibility with most door styles, simplifying installation.
- Radius faceplate: 1" x 6-7/8", designed for a clean finish that complements various door aesthetics.
- Handed operation - RH or LHR: Accommodates both Right Hand and Left Hand Reverse installations, enhancing versatility.
- Cylinder not included: Allows users to select a preferred standard cylinder, enabling customization and flexibility.
- Operable by standard 1-5/32" mortise cylinder: Compatible with MS cam, offering additional security options.
- Grade 1 strength: Meets the highest standards of performance and durability, ensuring reliable security for commercial use.
- Eight ply laminated stainless steel latchbolt: Measures 5/8" x 1-3/8" with a 13/16" throw, providing robust engagement and security.
- Armored Strike: Built with satin stainless steel trim plate and steel mounting plate, enhancing strength against forced entry.
Adams Rite MS-1891-4026-628 Lockset Specifications
| Finish | Clear Anodized |
| Cylinder Backset | 1-1/2" |
| Case Dimensions | 1" x 7-3/8", depth varies by backset |
| Lip Length | Standard Stile |
| Faceplate Dimensions | 1" x 6-7/8" |
| Handed Operation | Right Hand or Left Hand Reverse |
| Cylinder Compatibility | Standard 1-5/32" diameter mortise cylinder with MS cam |
| Strength Rating | Grade 1 |
| Latchbolt Specifications | 8-ply laminated stainless steel, 5/8" x 1-3/8", 13/16" throw |
| Strike Plate | Satin stainless steel trim plate with steel mounting plate and dust box |
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